A visitor to the Los Angeles County Museum of Natural History stood marveling at the bones of a huge dinosaur. He noticed a young, blonde woman wearing the museum'* docent uniform and studying a college textbook on volcanos. He walked over to the blonde woman and said, reading her name tag, "Excuse me Stephanie, I have a question."
"Hi." Stephanie, the blonde docent replied. "What'* your question?"
"Can you tell me how old the dinosaur bones are?"
The blonde young woman answered, "They are three million, four years, and six months old."
"Wow that'* old. How do you know their age so precisely?" The man asked.
Stephanie replied, "Well, the dinosaur